Keith had to leave part way through Day 2 to attend an award ceremony with his wife.
During Ashley Smith's audition, Randy and Nicki kept switching spots where at some points Randy was on the edge and at other points Nicki was. It seems as after one of the breaks they must have switched and they were using footage from both times.
Season 10 Winner, Scotty McCreery was at the auditions to support the auditioners.
This episode's Twitter hashtags were: #idolauditions, #idolcharlotte, #idolnominate, #nickinames, #idolinspire and #americanidol.
37 people made it on to the Hollywood Round
This episode was one of the most talked about episodes of all time. Even before American Idol had started airing the events that took place were all over the news with the "blow up" of Nicki and Mariah being the focus, however as revealed in this episode it was not just Mariah and Nicki, but Nicki verses all the other Judges, and due to Nicki and Mariah fighting throughout the rest of the auditions the tabloids revealed it as such. Production actually had to stop because Nicki stormed off towards the end of Day 1. Things resumed as normal on Day 2.
Keith Urban revealed that in the case of a tie (2 yeses and 2 nos) that there is a dedicated judge for each city who gets the deciding vote, and in this city it was Keith.